On-board the MV Helios, cruising around the Mediterranean, copywriter David Ansell is seeking inspiration to write a glowing account of his voyage for the ship's owner, Rex Cruising Company. His inspiration comes in the form of the blonde and beautiful Melanie Caine and they are inseparable for the rest of the cruise.
Back home in suburbia with his wife, Ansell is pining for Melanie, so is delighted to get a call from her summoning him to meet...